A Penn professor used AI to replicate part of a master's course — and says it threatens universities' business model

Tech Insider : Business
Jesús Fernández-Villaverde
Penn economics professor Jesús Fernández-Villaverde said he used AI to replicate a master's-level course in just 12 hours.

Courtesy of Jesús Fernández-Villaverde

I always wanted to live in Europe, so I bought a tiny home in the Netherlands when my son moved out. Now, I'm leaving.

Tech Insider : Travel, Business, Style
Side by side of Sidra Gifford and her tiny home
Sidra Gifford moved from the US to the Netherlands.

Courtesy of Sidra Gifford

Facelifts aren't embarrassing anymore, and Denise Richards is proof

Tech Insider : Business, Style
Denise Richards
Denise Richards posted before-and-after photos of her face and neck from six different angles on Instagram.

Michael Tullberg/Getty Images

I left NYC for Miami at 58. I retired early thanks to an unexpected saving.

Tech Insider : Business, Travel
Scott Scovel standing in front of a view of the Miami skyline.
Scovel loves Miami's sunny weather.

Courtesy of Scott Scovel

I thought using AI and vibe coding could protect me from job cuts, but Amazon still laid me off. Here's what I learned.

Tech Insider : Business, Technology
Tejal Rives is wearing blue jeans and a white T-shirt, and standing in front of a bookshelf.
Tejal Rives joined Amazon in 2021.

Courtesy of Tejal Rives

The best ingredient for performance and longevity is probably already in your kitchen

Tech Insider : Business, Sports
a close up of a hand pouring a french press coffee into a mug with steam rising in a kitchen lit by early morning sunlight
A cup of coffee contains complex compounds that can boost health, performance, and longevity simultaneously.

Catherine Falls Commercial/Getty Images

My wife and I built a tiny home in our 60s. The downsides are worth it to live mortgage-free.

Tech Insider : Business, Economy
Nico Bluigmars
Nico Bluigmars

Samira Kafala for BI

Thousands of tech workers have left Israel in recent years. 3 of them told us war wasn't their only reason.

Tech Insider : Business, Economy, Politics
A view of Tel Aviv's skyline
8,300 high-tech workers left Israel between October 2023 and July 2024, government data shows.

Fabrice Peresse/Getty Images/iStockphoto

Sam Altman says AI will eventually be sold like electricity and water — by companies like OpenAI

Tech Insider : Business
OpenAI CEO Sam Altman at the BlackRock Infrastructure Summit on March 11, 2026 in Washington, DC
OpenAI CEO Sam Altman says AI will be sold like a utility.

Anna Moneymaker/Getty Images

We're a couple in our 30s who dreamed of building a tiny home. My parents had concerns, so we made a pitch deck to convince them.

Tech Insider : Business, Style
Simone Solazzo, left, and Anne Leijdekkers, right, showing their presentation
The couple gave Anne Leijdekkers's family a presentation about their tiny-home move.

Joshua Nelken-Zitser

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